Home / 40,351.88-55,684.04-22,446.30

Finding the Fourth Proportional to 40,351.88, 55,684.04 and 22,446.30

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Solution

The fourth proportional to 40,351.88, 55,684.04 and 22,446.30 is: 30,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,351.88 : 55,684.04 = 22,446.30 : x
  2. Step 2: Convert to fraction form
    40,351.88/55,684.04 = 22,446.30/x
  3. Step 3: Cross multiply
    40,351.88x = 55,684.04 × 22,446.30
  4. Step 4: Simplify right side
    40,351.88x = 1,249,900,667.05
  5. Step 5: Solve for x
    x = 1,249,900,667.05/40,351.88
  6. Step 6: Final answer
    x = 30,975.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.